Software Developer [Various Levels] Contingent

Lufco • Belleville, IL

1d • $100,000 - $120,000

About The Position

The Software Developer serves as a designated Key Personnel lead within the Application & Web Support. The primary purpose of this role is to deliver full-lifecycle engineering, sustainment, and optimization across the customer digital ecosystem. This includes sustaining custom software applications, modernizing legacy codebases, supporting enterprise collaboration environments (SharePoint Online / Power Platform), and ensuring strict adherence to Department of Defense cybersecurity standards and software data delivery mandates.

Requirements

• Bachelor’s Degree in Computer Science, Software Engineering, Information Technology, or a related technical discipline.
• Minimum of five (5) years of full-stack software development experience supporting enterprise web applications and database environments.
• Must hold a valid, baseline cybersecurity certification aligned with DCWF Work Role 212 at the Intermediate proficiency level prior to commencing work (e.g., CSSLP, SecurityX (CASP+), GWEB).
• Must possess an active, final adjudicated Secret clearance prior to performance start date.
• Must meet Residential Qualification requirements for IT Privileged User access.
• Must demonstrate working knowledge of Section 508 of the Rehabilitation Act for all digital user interfaces.

Responsibilities

• Provide technical sustainment, defect resolution, and code-level fixes for the custom application portfolio, including Command Task Tracker, Equipment Readiness Dashboard, Customs Process Automation (CPA), Information Tool Suite (ITS), Nintex workflows, and SharePoint Online solutions.
• Refactor and upgrade legacy applications written in Java, ColdFusion, and .NET to ensure operational stability, performance efficiency, and maintainability.
• Execute database modifications, schema updates, and query optimization for backend platforms, including Microsoft SQL Server and Oracle Database architectures.
• Remediate application security defects, address STIG compliance findings, and implement necessary security patches in alignment with Risk Management Framework (RMF) standards.
• Package and submit all completed custom software builds, configuration scripts, source code, and associated technical artifacts in compliance with mandatory delivery requirements via CDRL A051 (Source Code & Technical Data Delivery Package).
• Assist with Tier 4 capability development activities, delivering technical design options, Technical & Cost Estimates (T&CE), and Section 508 Accessibility Conformance Reports (ACR) for new digital workflows or application enhancements.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level